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公开(公告)号：US20090257801A1
公开(公告)日：2009-10-15
申请号：US12359627
申请日：2009-01-26
IPC分类号： G03G15/00
CPC分类号： G03G15/6576 , B65H37/00 , B65H2220/09 , B65H2301/51256 , B65H2403/512 , B65H2511/13 , B65H2511/17 , B65H2801/06 , G03G2215/00426 , B65H2220/01 , B65H2220/02
摘要： An image forming apparatus includes: a sheet conveyance section that conveys a sheet; an image forming section that forms an image on the sheet conveyed by the sheet conveyance section according to an image signal; a sheet heating section that heats the sheet on which the image is formed by the image forming section; and a curl straightening section that straightens curl of the sheet after the sheet is heated by the sheet heating section. The sheet heating section curls the sheet in a different direction according to a sheet thickness. The curl straightening section includes: a first curl straightening section that straightens the curl of the sheet curled in a first direction for curling thick sheet; and a second curl straightening section disposed on a downstream side in a sheet conveyance direction to straighten the curl of the sheet curled in a second direction opposite to the first direction.
摘要翻译： 图像形成装置包括：片材输送部，其输送片材; 图像形成部，其根据图像信号，在由所述纸张输送部输送的纸张上形成图像; 片材加热部，其对由图像形成部形成图像的片材进行加热; 以及卷曲矫直部，其通过片材加热部加热片材之后使片材的卷曲变直。 片材加热部件根据片材厚度沿不同的方向卷曲片材。 卷曲矫直部包括：第一卷曲矫直部，其使沿着第一方向卷曲的片材的卷曲拉直，以卷曲厚片; 以及第二卷曲矫正部，其设置在片材输送方向的下游侧，以使与所述第一方向相反的第二方向卷曲的片材的卷曲变直。
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公开(公告)号：US20070075065A1
公开(公告)日：2007-04-05
申请号：US11342643
申请日：2006-01-31
申请人： Noriyuki Miyoshi
发明人： Noriyuki Miyoshi
CPC分类号： G03G15/2039 , G03G15/55
摘要： A fixing device fixes a toner image on a recording material. The fixing device has a fixing member having a heat source, a sensor which senses a surface temperature of the fixing member, a measuring section which obtains temperature-rising time information of the fixing member based on information from the sensor, an abnormality determining section which compares the temperature-rising time information obtained by the measuring section with reference value information to determine whether or not an abnormality exists, and an adjusting section which adjusts the reference value information of the abnormality determining section.
摘要翻译： 定影装置将调色剂图像固定在记录材料上。 定影装置具有固定构件，具有热源，感测固定构件的表面温度的传感器，基于来自传感器的信息获得定影构件的升温时间信息的测量部，异常确定部， 将由测量部获得的升温时间信息与参考值信息进行比较，以确定是否存在异常;以及调整部，其调整异常判定部的基准值信息。
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公开(公告)号：US20070075066A1
公开(公告)日：2007-04-05
申请号：US11352314
申请日：2006-02-13
申请人： Noriyuki Miyoshi
发明人： Noriyuki Miyoshi
CPC分类号： G03G15/2039
摘要： The fixing device fixes a toner image on a recording material. The fixing device has a fixing member having a heat source; a temperature sensor which senses a surface temperature of the fixing member; an abnormality determining section which obtains temperature-rising time information in a predetermined temperature range that enables water in the recording material to evaporate based on information from the temperature sensor, to determine whether or not an abnormality exists in the fixing member based on a result of the measurement; and a heat controlling section which supplies power to the heat source, and lowers a supplying amount of the power in operation when the abnormality determining section determines an abnormality exists.
摘要翻译： 定影装置将调色剂图像固定在记录材料上。 固定装置具有具有热源的固定构件; 感测所述固定构件的表面温度的温度传感器; 异常确定部，其基于来自温度传感器的信息，获得能够使记录材料中的水蒸发的预定温度范围内的升温时间信息，基于所述固定部件的结果来判定是否存在异常 测量; 以及热量控制部，其向所述热源供给电力，并且当所述异常判定部确定异常时，降低运转中的电力供给量。
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公开(公告)号：US20060092258A1
公开(公告)日：2006-05-04
申请号：US11118412
申请日：2005-05-02
申请人： Seiji Taira , Kenji Hara , Keiji Miba , Yoshiaki Tainaka , Yumiko Onuma , Keiichiro Sato , Noriyuki Miyoshi , Masakatsu Eda , Keita Yano , Tomofumi Suzuki
发明人： Seiji Taira , Kenji Hara , Keiji Miba , Yoshiaki Tainaka , Yumiko Onuma , Keiichiro Sato , Noriyuki Miyoshi , Masakatsu Eda , Keita Yano , Tomofumi Suzuki
IPC分类号： B41J2/385
CPC分类号： G03G15/2028 , G03G15/6573 , G03G2215/00573
摘要： An image forming apparatus includes a recording material transporting path that extends in a direction from bottom to top of a body of the image forming apparatus and transports a recording material, a fixing device provided on the recording material transporting path, which includes a rotatable heating member that has an internal heat source and a rotatable pressure member that forms a nip area with the heating member by being located in contact with and pressed against the heating member, to nip the recording material for carrying out a fixing process, and an ejection guide member that guides a recording material ejected from the nip area to the outside of the image forming apparatus. The ejection guide member has a guide surface formed to intersect a tangent line of the heating member at the most downstream point of the nip area, and the guide surface intersects the tangent line at an obtuse angle.
摘要翻译： 图像形成装置包括：记录材料输送路径，其从图像形成装置的主体的底部到顶部的方向延伸，并输送记录材料;设置在记录材料传送路径上的定影装置，其包括可旋转加热构件 具有内部热源和可旋转的压力构件，其通过与所述加热构件接触并压靠所述加热构件而与所述加热构件形成夹持区域，以夹持所述记录材料以进行定影处理;以及喷射引导构件 其将从辊隙区域喷射的记录材料引导到图像形成装置的外部。 所述排出导向构件具有形成为在所述夹持区域的最下游点与所述加热构件的切线相交的引导面，所述引导面与所述切线以钝角相交。
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公开(公告)号：US07299000B2
公开(公告)日：2007-11-20
申请号：US11118412
申请日：2005-05-02
申请人： Seiji Taira , Kenji Hara , Keiji Miba , Yoshiaki Tainaka , Yumiko Onuma , Keiichiro Sato , Noriyuki Miyoshi , Masakatsu Eda , Keita Yano , Tomofumi Suzuki
发明人： Seiji Taira , Kenji Hara , Keiji Miba , Yoshiaki Tainaka , Yumiko Onuma , Keiichiro Sato , Noriyuki Miyoshi , Masakatsu Eda , Keita Yano , Tomofumi Suzuki
IPC分类号： G03G15/20
CPC分类号： G03G15/2028 , G03G15/6573 , G03G2215/00573
摘要： An image forming apparatus includes a recording material transporting path that extends in a direction from bottom to top of a body of the image forming apparatus and transports a recording material, a fixing device provided on the recording material transporting path, which includes a rotatable heating member that has an internal heat source and a rotatable pressure member that forms a nip area with the heating member by being located in contact with and pressed against the heating member, to nip the recording material for carrying out a fixing process, and an ejection guide member that guides a recording material ejected from the nip area to the outside of the image forming apparatus. The ejection guide member has a guide surface formed to intersect a tangent line of the heating member at the most downstream point of the nip area, and the guide surface intersects the tangent line at an obtuse angle.
摘要翻译： 图像形成装置包括：记录材料输送路径，其从图像形成装置的主体的底部到顶部的方向延伸，并输送记录材料;设置在记录材料传送路径上的定影装置，其包括可旋转加热构件 具有内部热源和可旋转的压力构件，其通过与所述加热构件接触并压靠所述加热构件而与所述加热构件形成夹持区域，以夹持所述记录材料以进行定影处理;以及喷射引导构件 其将从辊隙区域喷射的记录材料引导到图像形成装置的外部。 所述排出导向构件具有形成为在所述夹持区域的最下游点与所述加热构件的切线相交的引导面，所述引导面与所述切线以钝角相交。
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公开(公告)号：US20060092259A1
公开(公告)日：2006-05-04
申请号：US11136443
申请日：2005-05-25
申请人： Keiichiro Sato , Kenji Hara , Yumiko Onuma , Yoshiaki Tainaka , Seiji Taira , Noriyuki Miyoshi , Keita Yano , Masakatsu Eda , Tomofumi Suzuki , Keiji Miba
发明人： Keiichiro Sato , Kenji Hara , Yumiko Onuma , Yoshiaki Tainaka , Seiji Taira , Noriyuki Miyoshi , Keita Yano , Masakatsu Eda , Tomofumi Suzuki , Keiji Miba
IPC分类号： B41J2/385
CPC分类号： G03G15/2028 , G03G15/6573 , G03G2215/00573
摘要： An image forming apparatus includes a recording material transporting path that extends in a direction from below upward and that transports a recording material, a fixing device provided on the way of the recording material transporting path, the fixing device having a rotatable heating member that has a heating source provided inside thereof and a rotatable pressure member that forms a fixing nip in pressure contact with the heating member, and a detaching member that contacts the heating member in the vicinity at a downstream side of the of the fixing nip in the rotation direction of the heating member and detaches the recording material from the heating member. The detachment member has a detachment guide surface extending from a contact point with the heating member, and a tilt of the detachment guide surface toward the pressure member side in relation with a vertical line including the contact point is not more than 2.5°.
摘要翻译： 图像形成装置包括：记录材料传送路径，其从下方向延伸并输送记录材料，设置在记录材料传送路径的路上的定影装置，该定影装置具有可转动的加热构件， 设置在其内部的加热源和形成与加热构件压力接触的定影辊隙的可旋转压力构件，以及在定影辊隙的下游侧沿着旋转方向的旋转方向接触加热构件的分离构件 加热构件并将记录材料从加热构件分离。 分离构件具有从与加热构件的接触点延伸的分离导向面，并且相对于包括接触点的垂直线，分离导向面朝向压力构件侧的倾斜不大于2.5°。
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7.发明授权公开(公告)号：US08718523B2
公开(公告)日：2014-05-06
申请号：US13092647
申请日：2011-04-22
申请人： Noriyuki Miyoshi
发明人： Noriyuki Miyoshi
IPC分类号： G03G15/20
CPC分类号： G03G15/0173 , G03G15/2064 , G03G2215/1695
摘要： A heating and pressurizing device includes a heating and pressurizing unit that includes a pair of members in contact with each other, at least one of the pair of members being to be heated, and that heats and pressurizes a medium between the pair of members, a change unit that changes a contact pressure between the pair of members by changing a relative position of the pair of members according to a control signal, and a controller that sends the control signal to the change unit and includes a detecting unit that detects a difference between a target distance and an actual distance. The target distance corresponds to a predetermined distance, and the actual distance corresponds to a distance of which the pair of members are positioned after the controller sends a predetermined control signal set as corresponding to the predetermined distance as the control signal to the change unit.
摘要翻译： 加热加压装置包括加热和加压单元，其包括彼此接触的一对构件，所述一对构件中的至少一个将被加热，并且对所述一对构件之间的介质进行加热和加压， 改变单元，其通过根据控制信号改变所述一对构件的相对位置来改变所述一对构件之间的接触压力;以及控制器，其将所述控制信号发送到所述改变单元，并且包括检测单元， 目标距离和实际距离。 目标距离对应于预定距离，并且实际距离对应于控制器将对应于预定距离的预定控制信号作为控制信号发送到改变单元之后的一对成员所在的距离。
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公开(公告)号：US08185038B2
公开(公告)日：2012-05-22
申请号：US12393543
申请日：2009-02-26
CPC分类号： B65H37/00 , B65H2220/09 , B65H2301/51256 , B65H2403/512 , B65H2801/06 , G03G15/6576 , G03G2215/00426
摘要： A curl correction device that corrects curl, including: a curl correction shaft that drives to carry a sheet; a first supporting member that supports the curl correction shaft; a curl correction roll that holds the sheet between the curl correction shaft and the curl correction roll and presses the sheet against the curl correction shaft; a second supporting member that supports the curl correction roll and rotates the curl correction roll around a first end in the longitudinal direction of the curl correction roll between closed state and open state; and a cam mechanism that provides, via a cam, the curl correction shaft with driving force for pressing the curl correction roll according to a position of the cam, the cam mechanism being provided with a cam shaft, a connecting member, a first cam receiving member, and a second cam receiving member.
摘要翻译： 纠正卷曲的卷曲校正装置，包括：卷曲校正轴，其驱动装载片材; 第一支撑构件，其支撑卷曲校正轴; 卷曲校正辊，其将片材保持在卷曲校正轴和卷曲校正辊之间，并将片材压靠在卷曲校正轴上; 第二支撑构件，其支撑卷曲校正辊并使卷曲校正辊围绕卷曲校正辊的纵向方向的第一端在关闭状态和打开状态之间旋转; 以及凸轮机构，其经由凸轮经由凸轮校正轴提供用于根据凸轮的位置按压所述卷曲校正辊的驱动力，所述凸轮机构设置有凸轮轴，连接构件，第一凸轮接收 构件和第二凸轮接收构件。
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公开(公告)号：US20090257802A1
公开(公告)日：2009-10-15
申请号：US12393543
申请日：2009-02-26
IPC分类号： G03G15/00
CPC分类号： B65H37/00 , B65H2220/09 , B65H2301/51256 , B65H2403/512 , B65H2801/06 , G03G15/6576 , G03G2215/00426
摘要： A curl correction device that corrects curl, including: a curl correction shaft that drives to carry a sheet; a first supporting member that supports the curl correction shaft; a curl correction roll that holds the sheet between the curl correction shaft and the curl correction roll and presses the sheet against the curl correction shaft; a second supporting member that supports the curl correction roll and rotates the curl correction roll around a first end in the longitudinal direction of the curl correction roll between closed state and open state; and a cam mechanism that provides, via a cam, the curl correction shaft with driving force for pressing the curl correction roll according to a position of the cam, the cam mechanism being provided with a cam shaft, a connecting member, a first cam receiving member, and a second cam receiving member.
摘要翻译： 纠正卷曲的卷曲校正装置，包括：卷曲校正轴，其驱动装载片材; 第一支撑构件，其支撑卷曲校正轴; 卷曲校正辊，其将片材保持在卷曲校正轴和卷曲校正辊之间，并将片材压靠在卷曲校正轴上; 第二支撑构件，其支撑卷曲校正辊并使卷曲校正辊围绕卷曲校正辊的纵向方向的第一端在关闭状态和打开状态之间旋转; 以及凸轮机构，其经由凸轮经由凸轮校正轴提供用于根据凸轮的位置按压所述卷曲校正辊的驱动力，所述凸轮机构设置有凸轮轴，连接构件，第一凸轮接收 构件和第二凸轮接收构件。
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公开(公告)号：US07429995B2
公开(公告)日：2008-09-30
申请号：US11136443
申请日：2005-05-25
申请人： Keiichiro Sato , Kenji Hara , Yumiko Onuma , Yoshiaki Tainaka , Seiji Taira , Noriyuki Miyoshi , Keita Yano , Masakatsu Eda , Tomofumi Suzuki , Keiji Miba
发明人： Keiichiro Sato , Kenji Hara , Yumiko Onuma , Yoshiaki Tainaka , Seiji Taira , Noriyuki Miyoshi , Keita Yano , Masakatsu Eda , Tomofumi Suzuki , Keiji Miba
IPC分类号： G03G15/20
CPC分类号： G03G15/2028 , G03G15/6573 , G03G2215/00573
摘要： An image forming apparatus includes a recording material transporting path that extends in a direction from below upward and that transports a recording material, a fixing device provided on the way of the recording material transporting path, the fixing device having a rotatable heating member that has a heating source provided inside thereof and a rotatable pressure member that forms a fixing nip in pressure contact with the heating member, and a detaching member that contacts the heating member in the vicinity at a downstream side of the of the fixing nip in the rotation direction of the heating member and detaches the recording material from the heating member. The detachment member has a detachment guide surface extending from a contact point with the heating member, and a tilt of the detachment guide surface toward the pressure member side in relation with a vertical line including the contact point is not more than 2.5°.
摘要翻译： 图像形成装置包括：记录材料传送路径，其从下方向延伸并输送记录材料，设置在记录材料传送路径的路上的定影装置，该定影装置具有可转动的加热构件， 设置在其内部的加热源和形成与加热构件压力接触的定影辊隙的可旋转压力构件，以及在定影辊隙的下游侧沿着旋转方向的旋转方向接触加热构件的分离构件 加热构件并将记录材料从加热构件分离。 分离构件具有从与加热构件的接触点延伸的分离导向面，并且相对于包括接触点的垂直线，分离导向面朝向压力构件侧的倾斜不大于2.5°。
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